[INFO] fetching crate duo 0.1.0-alpha.0...
[INFO] testing duo-0.1.0-alpha.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate duo 0.1.0-alpha.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate duo 0.1.0-alpha.0 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate duo 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate duo 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate duo 0.1.0-alpha.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38cc62e9956c31604ad2f79f14dcee4675e0cde822af7a7c0e5dd5bbf1468f66
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "38cc62e9956c31604ad2f79f14dcee4675e0cde822af7a7c0e5dd5bbf1468f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38cc62e9956c31604ad2f79f14dcee4675e0cde822af7a7c0e5dd5bbf1468f66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38cc62e9956c31604ad2f79f14dcee4675e0cde822af7a7c0e5dd5bbf1468f66", kill_on_drop: false }`
[INFO] [stdout] 38cc62e9956c31604ad2f79f14dcee4675e0cde822af7a7c0e5dd5bbf1468f66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 899fdf4477dfc1c2b62e5047842ff0ac6307a621de60e3d6890fd58b97324e79
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "899fdf4477dfc1c2b62e5047842ff0ac6307a621de60e3d6890fd58b97324e79", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling backtrace v0.3.57
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling secp256k1 v0.12.2
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.6
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.6
[INFO] [stderr]    Compiling numext-fixed-uint v0.1.6
[INFO] [stderr]    Compiling numext-fixed-hash-core v0.1.6
[INFO] [stderr]    Compiling numext-fixed-hash-hack v0.1.6
[INFO] [stderr]    Compiling numext-fixed-hash v0.1.6
[INFO] [stderr]    Compiling duo v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "899fdf4477dfc1c2b62e5047842ff0ac6307a621de60e3d6890fd58b97324e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "899fdf4477dfc1c2b62e5047842ff0ac6307a621de60e3d6890fd58b97324e79", kill_on_drop: false }`
[INFO] [stdout] 899fdf4477dfc1c2b62e5047842ff0ac6307a621de60e3d6890fd58b97324e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc6cffc162ba6743d7a595e5533eb7d37332f8d9466a883c4b4bce77b1ae58fd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fc6cffc162ba6743d7a595e5533eb7d37332f8d9466a883c4b4bce77b1ae58fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling duo v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "fc6cffc162ba6743d7a595e5533eb7d37332f8d9466a883c4b4bce77b1ae58fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc6cffc162ba6743d7a595e5533eb7d37332f8d9466a883c4b4bce77b1ae58fd", kill_on_drop: false }`
[INFO] [stdout] fc6cffc162ba6743d7a595e5533eb7d37332f8d9466a883c4b4bce77b1ae58fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c15218814e979c29657707f79835ce6078dc4c49eba4b5e587c45940e259071
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4c15218814e979c29657707f79835ce6078dc4c49eba4b5e587c45940e259071", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/duo-fa86d45acc460b7c)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests duo
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4c15218814e979c29657707f79835ce6078dc4c49eba4b5e587c45940e259071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c15218814e979c29657707f79835ce6078dc4c49eba4b5e587c45940e259071", kill_on_drop: false }`
[INFO] [stdout] 4c15218814e979c29657707f79835ce6078dc4c49eba4b5e587c45940e259071